Mixed race businessman by a whiteboard during presentation

indoors day medium group of people 20s 30s 50s millennial young adults adults senior men women multi ethnic group looking at each other colleagues coworkers manager businessman leadership business corporate business business meeting boardroom meeting presentation work working brainstorming communication office workplace meeting room boardroom standing sitting leaning pointing gesturing talking attention watching listening smart clothing shirt and tie window sunlight whiteboard three quarter length front view back view handheld